Ivan Najdanovic
Chief Executive Officer at DSF Investments Aps
Serbia
Summary
🤩
Rockstar🎓
Top SchoolIvan Najdanovic is a seasoned software leader and entrepreneur with 11 years of hands-on experience building full-stack and mobile applications and currently serves as CEO of Deployed Systems Software DOO. He blends technical depth—ranging from iOS architecture and Firebase authentication fixes to PHP framework documentation improvements—with operational leadership running his own development companies. Ivan’s background includes leading iOS teams to App Store releases, designing custom e-commerce PHP components, and administering Unix servers, demonstrating an uncommon mix of product delivery and infrastructure expertise. An active open-source contributor, he has improved usability and clarity in well-known projects like CodeIgniter4 and FirebaseUI-iOS, often focusing on documentation and authentication flows that directly improve developer and user experience. Based in Serbia, he combines pragmatic problem-solving with a continuous-learning mindset, applying developer-grade rigor to company strategy and client solutions.
11 years of coding experience
11 years of employment as a software developer
Software Developer, Software Development, Cambridge Level A, Software Developer, Software Development, Cambridge Level A at ITAcademySSS, Information Technology, SSS, Information Technology at Gimnazija Pirot
English, Serbian, Russian
Stackoverflow
14reputation
42reached
6answers
0questions
Github Skills (21)
ios10
user-authentication10
authentication10
mobile10
codeigniter10
firebase10
documentation10
php9
swift9
ui-design8
ux-design8
objective-c7
uitoolbar6
receipt-validation6
uinavigationcontroller6
Programming languages (15)
Github contributions (5)
codeigniter4/CodeIgniter4
Sep 2019 - Jan 2022
Open Source PHP Framework (originally from EllisLab)
Role in this project:
Technical Writer
Technical WriterContributions:34 reviews, 70 commits, 56 PRs in 2 years 4 months
Contributions summary:Ivan primarily contributed to the project by fixing and updating documentation. Their commits focused on correcting links, code samples, and descriptions within the user guide. The changes encompassed various sections of the documentation, including tutorials, feature explanations, and library documentation, improving the overall clarity and accuracy of the project's documentation.
codeigniterphpframeworkcodeigniter4php7
firebase/FirebaseUI-iOS
Apr 2018 - May 2018
iOS UI bindings for Firebase.
Role in this project:Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:13 commits, 3 PRs, 19 comments in 27 days
Contributions summary:Ivan primarily focused on modifying the iOS FirebaseUI library to improve the user experience and fix bugs related to the authentication flow. They made changes to several view controllers, including email entry, password sign-in, and auth picker views, to address issues with navigation and user interactions. Their work also included implementing features such as the ability to allow or disallow new email accounts, and hiding the cancel button in certain contexts.
firebaseiosfirestoreios-ui
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